Bel-Art Safe-Lab Solid Teflon PTFE Stoppers For 19/22 Tapered Joints (Pack of 3)SKU: 20196-1500
Product Code: 20196-1500
Quantity in Basket: None
Safe-Lab™ solid Teflon® PTFE plastic stopper with threaded polypropylene extracting nut is for flasks with ground joints.
Perfect for boiling and distilling flasks
Easily removed by turning the red extraction nut to apply a safe, gentle and even force against the mouth of the vessel, helping to eliminate accidents and breakage
Autoclave safe at 121ºC (250ºF)
TEFLON® is a registered trademark of The Chemours Company FC LLC and used under license by Bel-Art Products, Inc.
Comes in a pack of 3